Price: From $3,795 per person, double occupancy (Airfare is additional)

Follow the passage of Lewis and Clark’s fabled expedition to the Pacific coast as you journey through a geological masterpiece of astounding landscapes. From verdant forests and magnificent mountains to breathtaking gorges and sparkling waterfalls, experience the natural majesty of the Pacific Northwest while cruising the Columbia and Snake Rivers aboard the American Empress, the largest and most elegant riverboat west of the Mississippi. Begin with a stay in Spokane, Washington’s second largest city, graced with beautiful parks and world-class museums. Embark on your river cruise in Clarkston, Washington, where rich Native American culture springs to life at the nearby Nez Perce National Historical Park. Follow the footsteps of Lewis and Clark and their legendary Shoshone guide to Sacajawea State Park, the site of the famed explorers’ 1805 campsite. Then delve into unique pioneer history at The Dalles—the end of the Oregon Trail—and take in magnificent scenery in Stevenson, Washington, home to the renowned Columbia Gorge Interpretive Center. Visit the Bonneville Dam, a monument to human ingenuity, and revel in the small-town charms of the oldest city west of the Rockies, Astoria, before your voyage concludes in the “City of Roses,” Portland.